BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 248 50.5%
2 United States 86 17.5%
3 Germany 38 7.7%
4 Canada 28 5.7%
5 Netherlands 22 4.5%
6 Taiwan 20 4.1%
7 Hong Kong 11 2.2%
8 Japan 10 2%
9 Australia 5 1%
10 United Kingdom 5 1%
11 Singapore 4 0.8%
12 Thailand 3 0.6%
13 New Zealand 3 0.6%
14 Philippines 2 0.4%
15 Korea, Republic of 2 0.4%
16 Spain 2 0.4%
17 Sweden 2 0.4%